This visible world is a trace of that invisible one and the former follows the latter like a shadow.

If the world had two gods, it would surely go to ruin-this is the first premise. Now it is known that it has not gone to ruin-this is the second premise. From these premises the conclusion must of necessity follow, that is, the denial of two gods.

Never have I dealt with anything more difficult than my own soul, which sometimes helps me and sometimes opposes me.

Know, O beloved, that man was not created in jest or at random, but marvelously made and for some great end. Although he is not form everlasting, yet he lives for ever; and though his body is mean and earthly, yet his spirit is lofty and divine

To get what you love, you must first be patient with what you hate.

Men have such a good opinion of themselves, of their mental superiority and intellectual depth; they believe themselves so skilled in discerning the true from the false, the path of safety from those of error, that they should be forbidden as much as possible the perusal of philosophic writings.

Each of your breaths is a priceless jewel, since each of them is irreplaceable and once gone, can never be retrieved.